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- /*
- * Copyright (c) 2023 HPMicro
- *
- * SPDX-License-Identifier: BSD-3-Clause
- *
- */
- /*
- * Note:
- * PY and PZ IOs: if any SOC pin function needs to be routed to these IOs,
- * besides of IOC, PIOC/BIOC needs to be configured SOC_GPIO_X_xx, so that
- * expected SoC function can be enabled on these IOs.
- *
- */
- #include "board.h"
- #include "pinmux.h"
- void init_xtal_pins(void)
- {
- /* Package QFN32 should be set PA30 and PA31 pins as analog type to enable xtal. */
- /*
- * HPM_IOC->PAD[IOC_PAD_PA30].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
- * HPM_IOC->PAD[IOC_PAD_PA31].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
- */
- }
- void init_py_pins_as_pgpio(void)
- {
- /* Set PY00-PY05 default function to PGPIO */
- HPM_PIOC->PAD[IOC_PAD_PY00].FUNC_CTL = PIOC_PY00_FUNC_CTL_PGPIO_Y_00;
- HPM_PIOC->PAD[IOC_PAD_PY01].FUNC_CTL = PIOC_PY01_FUNC_CTL_PGPIO_Y_01;
- HPM_PIOC->PAD[IOC_PAD_PY02].FUNC_CTL = PIOC_PY02_FUNC_CTL_PGPIO_Y_02;
- HPM_PIOC->PAD[IOC_PAD_PY03].FUNC_CTL = PIOC_PY03_FUNC_CTL_PGPIO_Y_03;
- HPM_PIOC->PAD[IOC_PAD_PY04].FUNC_CTL = PIOC_PY04_FUNC_CTL_PGPIO_Y_04;
- HPM_PIOC->PAD[IOC_PAD_PY05].FUNC_CTL = PIOC_PY05_FUNC_CTL_PGPIO_Y_05;
- }
- void init_uart_pins(UART_Type *ptr)
- {
- if (ptr == HPM_UART0) {
- HPM_IOC->PAD[IOC_PAD_PA00].FUNC_CTL = IOC_PA00_FUNC_CTL_UART0_TXD;
- HPM_IOC->PAD[IOC_PAD_PA01].FUNC_CTL = IOC_PA01_FUNC_CTL_UART0_RXD;
- } else if (ptr == HPM_UART2) {
- HPM_IOC->PAD[IOC_PAD_PB08].FUNC_CTL = IOC_PB08_FUNC_CTL_UART2_TXD;
- HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PB09_FUNC_CTL_UART2_RXD;
- HPM_IOC->PAD[IOC_PAD_PB10].FUNC_CTL = IOC_PB10_FUNC_CTL_UART2_DE;
- } else if (ptr == HPM_UART3) {
- HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PB15_FUNC_CTL_UART3_TXD;
- HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PB14_FUNC_CTL_UART3_RXD;
- } else {
- ;
- }
- }
- /* for uart_lin case, need to configure pin as gpio to sent break signal */
- void init_uart_pin_as_gpio(UART_Type *ptr)
- {
- /* pull-up */
- uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
- if (ptr == HPM_UART3) {
- HPM_IOC->PAD[IOC_PAD_PB15].PAD_CTL = pad_ctl;
- HPM_IOC->PAD[IOC_PAD_PB14].PAD_CTL = pad_ctl;
- HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PB15_FUNC_CTL_GPIO_B_15;
- HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PB14_FUNC_CTL_GPIO_B_14;
- }
- }
- void init_i2c_pins(I2C_Type *ptr)
- {
- if (ptr == HPM_I2C2) {
- HPM_IOC->PAD[IOC_PAD_PB08].FUNC_CTL = IOC_PB08_FUNC_CTL_I2C2_SCL | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
- HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PB09_FUNC_CTL_I2C2_SDA | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
- HPM_IOC->PAD[IOC_PAD_PB08].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
- HPM_IOC->PAD[IOC_PAD_PB09].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
- } else {
- ;
- }
- }
- void init_gpio_pins(void)
- {
- /* configure pad setting: pull enable and pull down, schmitt trigger enable */
- /* enable schmitt trigger to eliminate jitter of pin used as button */
- /* Button */
- uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(0) | IOC_PAD_PAD_CTL_HYS_SET(1);
- HPM_IOC->PAD[IOC_PAD_PA03].FUNC_CTL = IOC_PA03_FUNC_CTL_GPIO_A_03;
- HPM_IOC->PAD[IOC_PAD_PA03].PAD_CTL = pad_ctl;
- }
- void init_spi_pins(SPI_Type *ptr)
- {
- if (ptr == HPM_SPI1) {
- HPM_IOC->PAD[IOC_PAD_PA26].FUNC_CTL = IOC_PA26_FUNC_CTL_SPI1_CS_0;
- HPM_IOC->PAD[IOC_PAD_PA27].FUNC_CTL = IOC_PA27_FUNC_CTL_SPI1_SCLK | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
- HPM_IOC->PAD[IOC_PAD_PA28].FUNC_CTL = IOC_PA28_FUNC_CTL_SPI1_MISO;
- HPM_IOC->PAD[IOC_PAD_PA29].FUNC_CTL = IOC_PA29_FUNC_CTL_SPI1_MOSI;
- }
- }
- void init_spi_pins_with_gpio_as_cs(SPI_Type *ptr)
- {
- if (ptr == HPM_SPI1) {
- HPM_IOC->PAD[IOC_PAD_PA26].FUNC_CTL = IOC_PA26_FUNC_CTL_GPIO_A_26;
- HPM_IOC->PAD[IOC_PAD_PA27].FUNC_CTL = IOC_PA27_FUNC_CTL_SPI1_SCLK | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
- HPM_IOC->PAD[IOC_PAD_PA28].FUNC_CTL = IOC_PA28_FUNC_CTL_SPI1_MISO;
- HPM_IOC->PAD[IOC_PAD_PA29].FUNC_CTL = IOC_PA29_FUNC_CTL_SPI1_MOSI;
- }
- }
- void init_gptmr_pins(GPTMR_Type *ptr)
- {
- (void) ptr;
- }
- void init_butn_pins(void)
- {
- /* configure pad setting: pull enable and pull up, schmitt trigger enable */
- /* enable schmitt trigger to eliminate jitter of pin used as button */
- /* Button */
- uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1) | IOC_PAD_PAD_CTL_HYS_SET(1);
- HPM_IOC->PAD[IOC_PAD_PA09].FUNC_CTL = IOC_PA09_FUNC_CTL_GPIO_A_09;
- HPM_IOC->PAD[IOC_PAD_PA09].PAD_CTL = pad_ctl;
- }
- void init_acmp_pins(void)
- {
- /* configure to ACMP_COMP_1(ALT16) function */
- HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PB09_FUNC_CTL_ACMP_COMP_1;
- /* configure to CMP1_INN4 function */
- HPM_IOC->PAD[IOC_PAD_PB11].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
- }
- void init_adc_pins(void)
- {
- HPM_IOC->PAD[IOC_PAD_PB08].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_A: ADC0.11/ADC1.11 */
- HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_B: ADC0.1 /ADC1.1 */
- HPM_IOC->PAD[IOC_PAD_PB10].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_C: ADC0.2 /ADC1.2 */
- HPM_IOC->PAD[IOC_PAD_PB11].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_D: ADC0.3 /ADC1.3 */
- HPM_IOC->PAD[IOC_PAD_PB12].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_IW: ADC0.4 /ADC1.4 */
- HPM_IOC->PAD[IOC_PAD_PB13].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_IU: ADC0.5 /ADC1.5 */
- HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_IV: ADC0.6 /ADC1.6 */
- HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* Board ID: ADC0.7 /ADC1.7 */
- }
- void init_adc_bldc_pins(void)
- {
- HPM_IOC->PAD[IOC_PAD_PB13].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_IU: ADC0.5 /ADC1.5 */
- HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK; /* ADC_IV: ADC0.6 /ADC1.6 */
- }
- void init_usb_pins(void)
- {
- HPM_IOC->PAD[IOC_PAD_PA24].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
- HPM_IOC->PAD[IOC_PAD_PA25].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
- /* USB0_ID */
- HPM_IOC->PAD[IOC_PAD_PY00].FUNC_CTL = IOC_PY00_FUNC_CTL_USB0_ID;
- /* USB0_OC */
- HPM_IOC->PAD[IOC_PAD_PY01].FUNC_CTL = IOC_PY01_FUNC_CTL_USB0_OC;
- /* USB0_PWR */
- HPM_IOC->PAD[IOC_PAD_PY02].FUNC_CTL = IOC_PY02_FUNC_CTL_USB0_PWR;
- /* PY port IO needs to configure PIOC as well */
- HPM_PIOC->PAD[IOC_PAD_PY00].FUNC_CTL = PIOC_PY00_FUNC_CTL_SOC_GPIO_Y_00;
- HPM_PIOC->PAD[IOC_PAD_PY01].FUNC_CTL = PIOC_PY01_FUNC_CTL_SOC_GPIO_Y_01;
- HPM_PIOC->PAD[IOC_PAD_PY02].FUNC_CTL = PIOC_PY02_FUNC_CTL_SOC_GPIO_Y_02;
- }
- void init_led_pins_as_gpio(void)
- {
- HPM_IOC->PAD[IOC_PAD_PA10].FUNC_CTL = IOC_PA10_FUNC_CTL_GPIO_A_10;
- }
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